Convert anything, at global scale.
200+ formats and automation APIs that feels instant.
CONVERT
From
To
Drop files or choose a source
Upload multiple files at once, mix formats, and fine-tune every conversion with format-aware settings.
Max 2GB per file · Drag & drop ready · Mixed file types welcome
GLM at a glance
GLM
Nate Robins' GLM library became well known in older OpenGL examples and coursework, which gave its associated asset conventions a small but durable footprint in legacy repositories and instructional material.
MSH at a glance
MSH
Gmsh developed MSH as its native mesh exchange and storage format for geometry-to-mesh workflows, finite element modeling, and post-processing, and later evolved the format across multiple major versions while preserving legacy compatibility.
Format comparison
| Feature | GLM | MSH |
|---|---|---|
| File type | Cad | Cad |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | precise | precise |
| File size characteristics | depends | depends |
| Compatibility | limited | limited |
| Editability | high | high |
| Created year | 1997 | 1996 |
| Inventor | Nate Robins | Christophe Geuzaine, Jean-Francois Remacle (Gmsh team) |
| Status | active | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | moderate | moderate |
| Metadata handling | rich | rich |
| Delivery profile | limited | limited |
| Workflow fit | design | design |
| Layer support | Supported | Not supported |
| Vector scaling | Supported | Supported |
| Structured data | Supported | Not supported |
When to use each format
When to use GLM
- design authoring
- review handoff
- manufacturing exchange
- Simple and approachable in small OpenGL projects.
When to use MSH
- design authoring
- review handoff
- manufacturing exchange
- Stores nodes, elements, physical groups, and topology-aware metadata.
FAQs
Why convert GLM to MSH?
Choose MSH as target when preparing simulation meshes for finite element, CFD, or multiphysics workflows that rely on Gmsh-compatible geometry and physical groups.
What changes when converting GLM to MSH?
Convert to MSH when preparing simulation meshes for finite element, CFD, or multiphysics workflows that rely on Gmsh-compatible geometry and physical groups. It is especially useful as a handoff format between mesh generation, solver preprocessing, and research-oriented numerical simulation pipelines.
What should I review after converting GLM to MSH?
After conversion, review these destination checks: Open converted output in Gmsh and verify behavior on real samples; Compare output against the expected precise quality profile; A mesh format cannot preserve exact CAD editing semantics the way kernel-native B-rep formats can.
How can I keep quality stable in GLM to MSH conversion?
Run representative samples, keep settings deterministic, and monitor these risks: Less useful for general-purpose 3D content exchange outside engineering and simulation contexts; A mesh format cannot preserve exact CAD editing semantics the way kernel-native B-rep formats can; Validate destination compatibility before large-batch conversion.